253443890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3620627}}^1$

素因数の和:3620641

約数の個数: 16

約数和(自身を含む): 521370432

約数和(自身を除く): 267926542

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3620627, 7241254, 18103135, 25344389, 36206270, 50688778, 126721945, 253443890]

約数ペア:

[(1, 253443890), (2, 126721945), (5, 50688778), (7, 36206270), (10, 25344389), (14, 18103135), (35, 7241254), (70, 3620627)]